list: Update documentation

Library/Homebrew/cmd/list.rb

@@ -32,7 +32,7 @@ module Homebrew
       switch "--pinned",
              description: "Show the versions of pinned formulae, or only the specified (pinned) "\
                           "formulae if <formula> are provided. See also `pin`, `unpin`."
-      switch "--casks",
+      switch "--cask",
              description: "List casks"
       # passed through to ls
       switch "-1",
@@ -47,14 +47,14 @@ module Homebrew
              description: "Sort by time modified, listing most recently modified first."
       switch :verbose
       switch :debug
-      ["--unbrewed", "--multiple", "--pinned", "-l", "-r", "-t"].each { |flag| conflicts "--casks", flag }
+      ["--unbrewed", "--multiple", "--pinned", "-l", "-r", "-t"].each { |flag| conflicts "--cask", flag }
     end
   end
 
   def list
     list_args.parse
 
-    return list_casks if args.casks?
+    return list_casks if args.cask?
 
     return list_unbrewed if args.unbrewed?
 

docs/Manpage.md

@@ -290,6 +290,8 @@ If *`formula`* is provided, summarise the paths within its current keg.
   Only show formulae with multiple versions installed.
 * `--pinned`:
   Show the versions of pinned formulae, or only the specified (pinned) formulae if *`formula`* are provided. See also `pin`, `unpin`.
+* `--cask`:
+  List casks
 * `-1`:
   Force output to be one entry per line. This is the default when output is not to a terminal.
 * `-l`:

manpages/brew.1

@@ -393,6 +393,10 @@ Only show formulae with multiple versions installed\.
 Show the versions of pinned formulae, or only the specified (pinned) formulae if \fIformula\fR are provided\. See also \fBpin\fR, \fBunpin\fR\.
 .
 .TP
+\fB\-\-cask\fR
+List casks
+.
+.TP
 \fB\-1\fR
 Force output to be one entry per line\. This is the default when output is not to a terminal\.
 .